Senior Infrastructure QA Engineer - Linux & Containers

ON.energy; Houston (TX); Presencial; USD 120 000 - 165 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Medical, dental, vision insurance

401(k) with company match

Paid time off & holidays

Professional development opportunities

Resumo da oferta

ON.energy is seeking a Senior Infrastructure QA Engineer to validate reliability, performance, and deployment integrity of our server and application platforms running on RHEL. You will test containerized deployments, verify upgrades, and ensure rollbacks are safe across CI/CD pipelines.

The role requires strong Linux admin skills, container orchestration knowledge (Kubernetes/OpenShift), and hands-on scripting in Bash/Python to build test harnesses and monitoring tools.

Qualificações

• 5+ years of hands-on Linux administration on RHEL.
• Experience testing containerized deployments with Docker and orchestration (Kubernetes/OpenShift).
• Strong QA background: test plans, cases, defects tracking.
• Experience with CI/CD pipelines: Jenkins, GitLab CI, Azure DevOps.
• Networking basics for testing connectivity, access, security.
• Scripting in Bash and/or Python for test harnesses.
• Familiar with performance/load testing tools (JMeter, Locust, k6).
• Version control (Git) and issue tracking (Jira, Azure).
• Strong troubleshooting across OS, network, app layers.
• Clear written communication for test artifacts.

Responsabilidades

• Design and execute test plans for infrastructure changes.
• Validate server sizing and performance under load.
• Test containerized deployments for correctness and rollback safety.
• Build and maintain test automation and monitoring scripts.
• Collaborate with teams to define acceptance criteria.
• Document results, defects, and qualification outcomes.

Conhecimentos

Linux administration

RHEL expertise

CI/CD validation

Networking fundamentals

Scripting - Bash/Python

Troubleshooting

Communication

Ferramentas

Docker

Kubernetes/OpenShift

Jenkins/GitLab CI/Azure DevOps

Git

Prometheus/Grafana

Terraform/Ansible

VMware/KVM

Nginx/HAProxy

Descrição da oferta de emprego

ON.energy is seeking a Senior Infrastructure QA Engineer to validate reliability, performance, and deployment integrity of our server and application platforms running on RHEL. You will test containerized deployments, verify upgrades, and ensure rollbacks are safe across CI/CD pipelines.

The role requires strong Linux admin skills, container orchestration knowledge (Kubernetes/OpenShift), and hands-on scripting in Bash/Python to build test harnesses and monitoring tools.